318314 has 4 divisors (see below), whose sum is σ = 477474. Its totient is φ = 159156.

The previous prime is 318313. The next prime is 318319. The reversal of 318314 is 413813.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 413813 = 41 ⋅10093.

It can be written as a sum of positive squares in only one way, i.e., 284089 + 34225 = 533^2 + 185^2 .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 318314.

It is not an unprimeable number, because it can be changed into a prime (318313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79577 + ... + 79580.

2³¹⁸³¹⁴ is an apocalyptic number.

318314 is a deficient number, since it is larger than the sum of its proper divisors (159160).

318314 is a wasteful number, since it uses less digits than its factorization.

318314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159159.

The product of its digits is 288, while the sum is 20.

The square root of 318314 is about 564.1932293107. The cubic root of 318314 is about 68.2787004662.

The spelling of 318314 in words is "three hundred eighteen thousand, three hundred fourteen".